GTK+ is a multi-platform toolkit for creating graphical user interfaces. Offering a complete set of widgets, GTK+ is suitable for projects ranging from small one-off projects to complete application suites - Read more

Main set of support libraries for GNOME. - Read more

wxWindows gives you a single, easy-to-use API for writing GUI applications on multiple platforms. Link with the appropriate library for your platform (Windows/Unix/Mac, others coming shortly) and compiler (almost any popular C++ compiler), and your applic - Read more

FLTK (pronounced "fulltick") is a cross-platform C++ GUI toolkit for UNIX®/Linux® (X11), Microsoft® Windows®, and MacOS® X. FLTK provides modern GUI functionality without the bloat and supports 3D graphics via OpenGL® and its built-in GLUT emulation - Read more

WxWidgets - Library for cross-platform GUI development. - Read more

The standard window manager for linux, stable but not as pretty as Window Maker or Enlightenment. - Read more

Open Motif is the publicly licensed version of Motif, the industry standard user interface toolkit for UNIX systems (IEEE 1295) provided on more than 200 hardware and software platforms including HP, IBM, Linux (Red Hat, Mandrake, and SuSE), SGI, and Sun. - Read more

FOX is a C++ based Toolkit for developing Graphical User Interfaces easily and effectively. It offers a wide, and growing, collection of Controls, and provides state of the art facilities such as drag and drop, selection, as well as OpenGL widgets for 3D - Read more

LessTif is the Hungry Programmers' version of OSF/Motif®. It aims to be source compatible meaning that the same source code should compile with both and work exactly the same! - Read more

The most succinct description of the Standard Widget Toolkit component is this: The SWT component is designed to provide efficient, portable access to the user-interface facilities of the operating systems on which it is implemented. The SWT component imp - Read more

Dialog allows you to present a variety of questions or display messages using dialog boxes from a shell script. - Read more

Kiwi is an object-oriented framework for developing graphical applications using Python. It has a set of classes that provide a solid application architecture, and a set of high level graphical components. - Read more

FXPy is a Python extension module which provides an interface to the FOX cross-platform GUI library. - Read more

Bakery is a C++ Framework for creating GNOME applications using gtkmm. - Read more

PyQt is a comprehensive set of Python bindings for the Qt GUI toolkit. - Read more

Pmw is a toolkit for building high-level compound widgets in Python using the Tkinter module. It consists of a set of base classes and a library of flexible and extensible megawidgets built on this foundation. - Read more

Ultimate++ is a C++ cross-platform (Linux, Windows) rapid application development suite. It includes a set of libraries (GUI, SQL, etc..), and an integrated development environment. - Read more

PyQwt3D is a set of Python bindings for the QwtPlot3D C++ class library which extends the Qt framework with widgets for 3D data visualization. - Read more

JGraph is a robust and complete graph component that is better than many of its commercial competitors. With the JGraph zoomable component, you can display objects and relations (networks) in any Swing UI. It can also be used on the server-side to read an - Read more

A free, multiple platform C++ graphical user interface framework. - Read more